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2025-11-16 - 20:54
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sun Nov 16, 2025 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
197752123113,7sleep30-21swapper/307:05:553
20030212263,8sleep20-21swapper/207:09:142
200342114105,6sleep10-21swapper/107:09:171
19921211477,7sleep00-21swapper/007:07:490
45021090,0sleep30-21swapper/310:30:253
168722720,0sleep216877-21unixbench_multi12:00:252
62972680,0sleep00-21swapper/009:45:150
274402640,0sleep00-21swapper/010:29:540
298372630,0sleep20-21swapper/209:40:212
183622630,0sleep20-21swapper/207:30:212
111792600,0sleep30-21swapper/309:14:113
130622590,0sleep00-21swapper/009:15:160
130622590,0sleep00-21swapper/009:15:160
151672580,0sleep00-21swapper/007:55:220
141102580,0sleep00-21swapper/007:30:140
276512570,0sleep20-21swapper/209:55:192
68402560,0sleep00-21swapper/010:18:290
202252560,0sleep00-21swapper/011:15:210
117022450,0sleep30-21swapper/308:20:203
20247993016,13cyclictest0-21swapper/011:51:120
232112280,25sleep10-21swapper/110:44:261
2025599280,27cyclictest0-21swapper/211:08:422
296582272,22sleep30-21swapper/310:13:323
2025599270,26cyclictest0-21swapper/208:49:552
2025099270,26cyclictest0-21swapper/109:52:321
2025099270,26cyclictest0-21swapper/107:55:491
2025099270,26cyclictest0-21swapper/107:26:311
2025599260,25cyclictest0-21swapper/207:40:462
2025099260,25cyclictest0-21swapper/112:28:311
2025099260,25cyclictest0-21swapper/111:13:571
2025099260,25cyclictest0-21swapper/110:06:171
2025099260,25cyclictest0-21swapper/108:30:491
2025099260,25cyclictest0-21swapper/107:32:131
2025099260,25cyclictest0-21swapper/107:17:421
2025099260,25cyclictest0-21swapper/107:13:481
2025599250,24cyclictest0-21swapper/210:05:472
2025099250,24cyclictest0-21swapper/108:21:461
2025599241,21cyclictest0-21swapper/211:00:182
2025599240,23cyclictest0-21swapper/208:35:192
2025099240,23cyclictest0-21swapper/112:33:221
2025099240,23cyclictest0-21swapper/111:25:501
2025099240,23cyclictest0-21swapper/110:58:441
2025099240,23cyclictest0-21swapper/110:45:571
2025099240,23cyclictest0-21swapper/110:37:421
2025099240,23cyclictest0-21swapper/110:31:531
2025099240,23cyclictest0-21swapper/110:02:511
2025099240,23cyclictest0-21swapper/109:18:441
2025099240,23cyclictest0-21swapper/109:18:441
2025099240,18cyclictest0-21swapper/112:11:331
2025099240,18cyclictest0-21swapper/110:25:321
2024799240,23cyclictest0-21swapper/009:41:510
2024799240,18cyclictest0-21swapper/010:12:440
2025599238,14cyclictest0-21swapper/210:35:252
2025599232,20cyclictest0-21swapper/211:23:482
20255992316,6cyclictest0-21swapper/212:32:122
20255992316,6cyclictest0-21swapper/210:44:042
2025599231,21cyclictest0-21swapper/208:44:002
2025599230,22cyclictest0-21swapper/211:30:472
2025599230,22cyclictest0-21swapper/211:13:212
2025599230,22cyclictest0-21swapper/210:56:032
2025599230,22cyclictest0-21swapper/210:20:552
2025599230,22cyclictest0-21swapper/209:46:172
2025599230,22cyclictest0-21swapper/209:35:312
2025599230,22cyclictest0-21swapper/209:18:522
2025599230,22cyclictest0-21swapper/209:18:512
2025099232,20cyclictest0-21swapper/111:45:251
20250992314,9cyclictest0-21swapper/109:00:121
2025099230,23cyclictest0-21swapper/108:52:391
2025099230,23cyclictest0-21swapper/107:47:151
2025099230,22cyclictest0-21swapper/112:17:111
2025099230,22cyclictest0-21swapper/112:17:111
2025099230,22cyclictest0-21swapper/111:05:121
2025099230,22cyclictest0-21swapper/109:40:371
2025099230,18cyclictest0-21swapper/112:35:251
2025099230,17cyclictest0-21swapper/111:16:311
2025099230,17cyclictest0-21swapper/109:38:201
2025099230,17cyclictest0-21swapper/109:31:391
2024799232,20cyclictest0-21swapper/010:01:280
2024799230,22cyclictest0-21swapper/012:37:280
2024799230,22cyclictest0-21swapper/012:22:420
2024799230,22cyclictest0-21swapper/011:57:580
2024799230,22cyclictest0-21swapper/009:40:000
2024799230,22cyclictest0-21swapper/009:34:320
2024799230,22cyclictest0-21swapper/009:21:040
2024799230,21cyclictest0-21swapper/010:55:230
2024799230,17cyclictest0-21swapper/012:01:260
2024799230,17cyclictest0-21swapper/011:29:190
73282220,0sleep00-21swapper/009:28:340
2025599222,19cyclictest0-21swapper/211:40:292
2025599221,20cyclictest0-21swapper/209:00:132
2025599221,19cyclictest0-21swapper/209:10:132
2025599221,15cyclictest0-21swapper/211:28:272
2025599220,21cyclictest0-21swapper/212:38:242
2025599220,21cyclictest0-21swapper/212:19:362
2025599220,21cyclictest0-21swapper/212:19:352
2025599220,21cyclictest0-21swapper/212:10:542
2025599220,21cyclictest0-21swapper/211:57:022
2025599220,21cyclictest0-21swapper/210:27:062
2025599220,21cyclictest0-21swapper/209:54:552
2025599220,21cyclictest0-21swapper/207:21:342
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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